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axi_dmac: List valid store-and-forward memory sizes 

For correct operation the store-and-forward memory size must be a
power-of-two in the range of 2 to 32.

This is simple enough so we can list all values and let the IP Integrator
and QSYS perform proper validation of the parameter.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
main
Lars-Peter Clausen 2018-05-30 09:27:59 +02:00 committed by Lars-Peter Clausen
parent 682895c7ae
commit 15b0e38e23
2 changed files with 8 additions and 0 deletions
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1
library/axi_dmac/axi_dmac_hw.tcl
View File

@ -69,6 +69,7 @@ set_parameter_property DMA_LENGTH_WIDTH GROUP $group
add_parameter FIFO_SIZE INTEGER 4
set_parameter_property FIFO_SIZE DISPLAY_NAME "FIFO Size (In Bursts)"
set_parameter_property FIFO_SIZE HDL_PARAMETER true
set_parameter_property FIFO_SIZE ALLOWED_RANGES {2 4 8 16 32}
set_parameter_property FIFO_SIZE GROUP $group
add_parameter MAX_BYTES_PER_BURST INTEGER 128

7
library/axi_dmac/axi_dmac_ip.tcl
View File

@ -190,6 +190,12 @@ foreach intf [ipx::get_bus_interfaces m_*_axi -of_objects $cc] {
set_property "VALUE" "0" $para
}
set_property -dict [list \
"value_validation_type" "list" \
"value_validation_list" "2 4 8 16 32" \
] \
[ipx::get_user_parameters FIFO_SIZE -of_objects $cc]
set_property -dict [list \
"value_validation_type" "range_long" \
"value_validation_range_minimum" "8" \
@ -311,6 +317,7 @@ set_property -dict [list \
set p [ipgui::get_guiparamspec -name "FIFO_SIZE" -component $cc]
ipgui::move_param -component $cc -order 2 $p -parent $general_group
set_property -dict [list \
"widget" "comboBox" \
"display_name" "FIFO Size (In Bursts)" \
] $p